Files with the .EASM extension contain drawings comprised of multiple parts, created by the eDrawings Publisher plug-in for CAD software.

The plug-in can be used for drawings conveniently called eDrawings, used for electronical transfer of CAD drawings via the Internet, as well as for printing. Files in the EASM format can be browsed in the free-of-charge eDrawings Viewer software. The eDrawings Publisher plug-in is available for many different types of CAD software, such as SolidWorks, versions 2005 and newer, AutoCAD 2004, CATIA V5, Autodesk Inventor, and Solid Edge.